For blackberry go to menu,click on options d options symbor is like spaner,click on it,then look for advance options,click on adavance option,look for sim card,click on sim card,it will show you,your mobile no.thanks.confuse,contact donksmiles@yahoo.com

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1 - Switch on your Nokia 3100 without any sim card.
2 - Don't bother as to what is displayed on your Nokia 3100.
3 - Compose #pw+CODE+1#.
4 - The Nokia 3100 would then display the message "SIM Restriction Off" and will be unlocked!

Note :For Nokia 3100 mobile phones locked to the network Fido or Rogers in Canada follow these instructions :
1 - Switch on your Nokia 3100 without any sim card.
2 - Don't bother as to what is displayed on your Nokia 3100.
3 - Compose #pw+CODE+7#.
4 - The Nokia 3100 would then display the message "SIM Restriction Off" and will be unlocked!

The letter p appears if you press the button star(*) three times quickly
The letter w appears if you press the button star(*) four times quickly
The symbol + appears if you press the button star(*) two times quickly
The CODE you need to enter is the unique unlock code for your Nokia 3100

As if your using nokia 5130 cellular phone your mobile is 100% fine as a new one you just have problem with your sim card the problem is your sim card as got damaged.The reason for sim damage is you have keep your sim card in your valet,or you used to change your sim frequently.The other reason is you have taken a new sim but the service provider company may not recived your address prof from your number or your not using that sim from three months. so you better forget that number and take a new number.
var geo_Partner = '687b82b2-54e8-44dc-93c0-87c73f39cdb0'; var geo_isCG = true;

The puk code can only be got from the mobile operator .Call to the customer care of the mobile operator by providing the SIM NO which will be printed on sim card and the mobile number they will provide you a PUK code by using the code you can reset or set new PIN for your sim card.